/Engine/Source/Runtime/MovieScene/Public/Evaluation/PreAnimatedState/MovieScenePreAnimatedStateStorage.h
Note that the arguments are also used for getting the group handle, if the storage traits required grouping.
template<typename... KeyArgs> [FPreAnimatedStateEntry](API\Runtime\MovieScene\Evaluation\PreAnimatedState\FPreAnimatedStateEntry) MakeEntry ( KeyArgs &&... InKeyArgs )